from The American Heritage® Dictionary of the English Language, 4th Edition

  • adj. Capable of being shaped or formed: plastic material such as clay. See Synonyms at malleable.
  • adj. Relating to or dealing with shaping or modeling: the plastic art of sculpture.
  • adj. Having the qualities of sculpture; well-formed: "the astonishing plastic beauty of the chorus girls” ( Frank Harris).
  • adj. Giving form or shape to a substance: the plastic forces that create and wear down a mountain range.
  • adj. Easily influenced; impressionable.
  • adj. Made of a plastic or plastics: a plastic garden hose.
  • adj. Physics Capable of undergoing continuous deformation without rupture or relaxation.
  • adj. Biology Capable of building tissue; formative.
  • adj. Marked by artificiality or superficiality; synthetic: a plastic world of fad, hype, and sensation.
  • adj. Informal Of or obtained by means of credit cards: plastic money.
  • n. Any of various organic compounds produced by polymerization, capable of being molded, extruded, cast into various shapes and films, or drawn into filaments used as textile fibers.
  • n. Objects made of plastic.
  • n. Informal A credit card or credit cards: would accept cash or plastic in payment.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A sculptor, moulder.
  • n. Any solid but malleable substance.
  • n. A synthetic, thermoplastic, solid, hydrocarbon-based polymer.
  • n. Any similar synthetic material, not necessarily thermoplastic.
  • n. credit or debit cards used in place of cash to buy goods and services.
  • n. Fakeness, or a person who is fake or arrogant, or believes that they are better than the rest of the population.
  • adj. Fake, snobbish. Usually refers to a person.

from the GNU version of the Collaborative International Dictionary of English

  • adj. Having the power to give form or fashion to a mass of matter.
  • adj. Capable of being molded, formed, or modeled, as clay or plaster; -- used also figuratively.
  • adj. Pertaining or appropriate to, or characteristic of, molding or modeling; produced by, or appearing as if produced by, molding or modeling; -- said of sculpture and the kindred arts, in distinction from painting and the graphic arts.
  • n. A substance composed predominantly of a synthetic organic high polymer capable of being cast or molded; many varieties of plastic are used to produce articles of commerce (after 1900). [MW10 gives origin of word as 1905]

from The Century Dictionary and Cyclopedia

  • Capable of molding or of giving form or fashion to a mass of matter; having power to mold.
  • Capable of being modeled or molded into various forms, as plaster, clay, etc.; hence, capable of change or modification; capable of receiving a new bent or direction: as, the mind is plastic in youth.
  • Pertaining to or connected with modeling or molding; produced by or characteristic of modeling or molding: as, the plastic art (that is, sculpture in the widest sense, as distinguished from painting and the graphic arts).
  • In biology, specifically, plasmic
  • Applied by Liebig to the proteid constituents of animal food as serving to form the principal tissues of the body, in contradistinction to the non-nitrogenous portion of the food, which he called respiratory as serving for the production of bodily heat by their oxidation.
  • Capable of receiving and of responding to environmental impulses which induce more or less rapid evolution of an organism as a whole or of certain of its organs: the opposite of conservative and persistent.
  • n. The art. of modeling or molding; sculpture.
  • n. A molder; a modeler; a statuary.
  • n. The commercial name for any one of a class of substances, such as celluloid or viscose, which are worked into shape for use by molding or pressing when in a plastic condition.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. a card (usually plastic) that assures a seller that the person using it has a satisfactory credit rating and that the issuer will see to it that the seller receives payment for the merchandise delivered
  • n. generic name for certain synthetic or semisynthetic materials that can be molded or extruded into objects or films or filaments or used for making e.g. coatings and adhesives
  • adj. capable of being influenced or formed
  • adj. forming or capable of forming or molding or fashioning
  • adj. capable of being molded or modeled (especially of earth or clay or other soft material)


from The American Heritage® Dictionary of the English Language, 4th Edition

Latin plasticus, from Greek plastikos, from plastos, molded, from plassein, to mold.

from Wiktionary, Creative Commons Attribution/Share-Alike License

From Latin plasticus ("of molding"), from Ancient Greek πλαστικός (plastikos), from πλάσσειν (plassein).


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  • And we had hardly gone on a few paces, when we entered what might easily have been taken for a majestic temple, with lofty arches, supported by beautiful pillars, formed by the plastic hand of some ingenious artist.

    - Karl Philipp Moritz, Travels in England in 1782

    November 14, 2008